Java Code Examples for org.apache.pdfbox.pdmodel.PDPageContentStream.transform()

The following are Jave code examples for showing how to use transform() of the org.apache.pdfbox.pdmodel.PDPageContentStream class. You can vote up the examples you like. Your votes will be used in our system to get more good examples.
Example 1
Project: testarea-pdfbox2   File: RotatePageContent.java   Source Code and License Vote up 9 votes
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content and then move its crop box and
 * media box accordingly to make it appear as if the content was rotated around
 * the center of the crop box.
 * </p>
 */
@Test
public void testRotateMoveBox() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false);
        Matrix matrix = Matrix.getRotateInstance(Math.toRadians(45), 0, 0);
        cs.transform(matrix);
        cs.close();

        PDRectangle cropBox = page.getCropBox();
        float cx = (cropBox.getLowerLeftX() + cropBox.getUpperRightX()) / 2;
        float cy = (cropBox.getLowerLeftY() + cropBox.getUpperRightY()) / 2;
        Point2D.Float newC = matrix.transformPoint(cx, cy);
        float tx = (float)newC.getX() - cx;
        float ty = (float)newC.getY() - cy;
        page.setCropBox(new PDRectangle(cropBox.getLowerLeftX() + tx, cropBox.getLowerLeftY() + ty, cropBox.getWidth(), cropBox.getHeight()));
        PDRectangle mediaBox = page.getMediaBox();
        page.setMediaBox(new PDRectangle(mediaBox.getLowerLeftX() + tx, mediaBox.getLowerLeftY() + ty, mediaBox.getWidth(), mediaBox.getHeight()));

        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-move-box.pdf"));
    }
}
 
Example 2
Project: pdfbox-graphics2d   File: MultiPageTest.java   Source Code and License Vote up 8 votes
@Test
public void testMultiPageJFreeChart() throws IOException {
	File parentDir = new File("target/test/multipage");
	// noinspection ResultOfMethodCallIgnored
	parentDir.mkdirs();
	File targetPDF = new File(parentDir, "multipage.pdf");
	PDDocument document = new PDDocument();
	for (int i = 0; i < 4; i++) {
		PDPage page = new PDPage(PDRectangle.A4);
		document.addPage(page);

		PDPageContentStream contentStream = new PDPageContentStream(document, page);
		PdfBoxGraphics2D pdfBoxGraphics2D = new PdfBoxGraphics2D(document, 800, 400);
		drawOnGraphics(pdfBoxGraphics2D, i);
		pdfBoxGraphics2D.dispose();

		PDFormXObject appearanceStream = pdfBoxGraphics2D.getXFormObject();
		Matrix matrix = new Matrix();
		matrix.translate(0, 30);
		matrix.scale(0.7f, 1f);

		contentStream.saveGraphicsState();
		contentStream.transform(matrix);
		contentStream.drawForm(appearanceStream);
		contentStream.restoreGraphicsState();

		contentStream.close();
	}
	document.save(targetPDF);
	document.close();
}
 
Example 3
Project: testarea-pdfbox2   File: RotatePageContent.java   Source Code and License Vote up 8 votes
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content around the center of its crop box.
 * </p>
 */
@Test
public void testRotateCenter() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false); 
        PDRectangle cropBox = page.getCropBox();
        float tx = (cropBox.getLowerLeftX() + cropBox.getUpperRightX()) / 2;
        float ty = (cropBox.getLowerLeftY() + cropBox.getUpperRightY()) / 2;
        cs.transform(Matrix.getTranslateInstance(tx, ty));
        cs.transform(Matrix.getRotateInstance(Math.toRadians(45), 0, 0));
        cs.transform(Matrix.getTranslateInstance(-tx, -ty));
        cs.close();
        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-center.pdf"));
    }
}
 
Example 4
Project: testarea-pdfbox2   File: RotatePageContent.java   Source Code and License Vote up 8 votes
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content around the center of its crop box
 * and then crop it to make all previously visible content fit.
 * </p>
 */
@Test
public void testRotateCenterScale() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false);

        Matrix matrix = Matrix.getRotateInstance(Math.toRadians(45), 0, 0);
        PDRectangle cropBox = page.getCropBox();
        float tx = (cropBox.getLowerLeftX() + cropBox.getUpperRightX()) / 2;
        float ty = (cropBox.getLowerLeftY() + cropBox.getUpperRightY()) / 2;

        Rectangle rectangle = cropBox.transform(matrix).getBounds();
        float scale = Math.min(cropBox.getWidth() / (float)rectangle.getWidth(), cropBox.getHeight() / (float)rectangle.getHeight());

        cs.transform(Matrix.getTranslateInstance(tx, ty));
        cs.transform(matrix);
        cs.transform(Matrix.getScaleInstance(scale, scale));
        cs.transform(Matrix.getTranslateInstance(-tx, -ty));
        cs.close();
        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-center-scale.pdf"));
    }
}
 
Example 5
Project: pdfbox-graphics2d   File: PdfBoxGraphics2DTestBase.java   Source Code and License Vote up 6 votes
@SuppressWarnings("SpellCheckingInspection")
void exportGraphic(String dir, String name, GraphicsExporter exporter) {
	try {
		PDDocument document = new PDDocument();

		PDFont pdArial = PDFontFactory.createDefaultFont();

		File parentDir = new File("target/test/" + dir);
		// noinspection ResultOfMethodCallIgnored
		parentDir.mkdirs();

		BufferedImage image = new BufferedImage(400, 400, BufferedImage.TYPE_4BYTE_ABGR);
		Graphics2D imageGraphics = image.createGraphics();
		exporter.draw(imageGraphics);
		imageGraphics.dispose();
		ImageIO.write(image, "PNG", new File(parentDir, name + ".png"));

		for (Mode m : Mode.values()) {
			PDPage page = new PDPage(PDRectangle.A4);
			document.addPage(page);

			PDPageContentStream contentStream = new PDPageContentStream(document, page);
			PdfBoxGraphics2D pdfBoxGraphics2D = new PdfBoxGraphics2D(document, 400, 400);
			PdfBoxGraphics2DFontTextDrawer fontTextDrawer = null;
			contentStream.beginText();
			contentStream.setStrokingColor(0, 0, 0);
			contentStream.setNonStrokingColor(0, 0, 0);
			contentStream.setFont(PDType1Font.HELVETICA_BOLD, 15);
			contentStream.setTextMatrix(Matrix.getTranslateInstance(10, 800));
			contentStream.showText("Mode " + m);
			contentStream.endText();
			switch (m) {
			case FontTextIfPossible:
				fontTextDrawer = new PdfBoxGraphics2DFontTextDrawer();
				fontTextDrawer.registerFont(
						new File("src/test/resources/de/rototor/pdfbox/graphics2d/DejaVuSerifCondensed.ttf"));
				break;
			case DefaultFontText: {
				fontTextDrawer = new PdfBoxGraphics2DFontTextDrawerDefaultFonts();
				fontTextDrawer.registerFont(
						new File("src/test/resources/de/rototor/pdfbox/graphics2d/DejaVuSerifCondensed.ttf"));
				break;
			}
			case ForceFontText:
				fontTextDrawer = new PdfBoxGraphics2DFontTextForcedDrawer();
				fontTextDrawer.registerFont(
						PdfBoxGraphics2DTestBase.class.getResourceAsStream("DejaVuSerifCondensed.ttf"));
				fontTextDrawer.registerFont("Arial", pdArial);
				break;
			case DefaultVectorized:
			default:
				break;
			}

			if (fontTextDrawer != null) {
				pdfBoxGraphics2D.setFontTextDrawer(fontTextDrawer);
			}

			exporter.draw(pdfBoxGraphics2D);
			pdfBoxGraphics2D.dispose();

			PDFormXObject appearanceStream = pdfBoxGraphics2D.getXFormObject();
			Matrix matrix = new Matrix();
			matrix.translate(0, 20);
			contentStream.transform(matrix);
			contentStream.drawForm(appearanceStream);

			matrix.scale(1.5f, 1.5f);
			matrix.translate(0, 100);
			contentStream.transform(matrix);
			contentStream.drawForm(appearanceStream);
			contentStream.close();
		}

		document.save(new File(parentDir, name + ".pdf"));
		document.close();
	} catch (Exception e) {
		throw new RuntimeException(e);
	}
}
 
Example 6
Project: testarea-pdfbox2   File: JoinPages.java   Source Code and License Vote up 6 votes
/**
 * @see #testJoinSmallAndBig()
 */
void join(PDDocument target, PDDocument topSource, PDDocument bottomSource) throws IOException {
    LayerUtility layerUtility = new LayerUtility(target);
    PDFormXObject topForm = layerUtility.importPageAsForm(topSource, 0);
    PDFormXObject bottomForm = layerUtility.importPageAsForm(bottomSource, 0);

    float height = topForm.getBBox().getHeight() + bottomForm.getBBox().getHeight();
    float width, topMargin, bottomMargin;
    if (topForm.getBBox().getWidth() > bottomForm.getBBox().getWidth()) {
        width = topForm.getBBox().getWidth();
        topMargin = 0;
        bottomMargin = (topForm.getBBox().getWidth() - bottomForm.getBBox().getWidth()) / 2;
    } else {
        width = bottomForm.getBBox().getWidth();
        topMargin = (bottomForm.getBBox().getWidth() - topForm.getBBox().getWidth()) / 2;
        bottomMargin = 0;
    }

    PDPage targetPage = new PDPage(new PDRectangle(width, height));
    target.addPage(targetPage);


    PDPageContentStream contentStream = new PDPageContentStream(target, targetPage);
    if (bottomMargin != 0)
        contentStream.transform(Matrix.getTranslateInstance(bottomMargin, 0));
    contentStream.drawForm(bottomForm);
    contentStream.transform(Matrix.getTranslateInstance(topMargin - bottomMargin, bottomForm.getBBox().getHeight()));
    contentStream.drawForm(topForm);
    contentStream.close();
}
 
Example 7
Project: testarea-pdfbox2   File: RotatePageContent.java   Source Code and License Vote up 6 votes
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * Indeed, using the code of the OP the image mostly is rotated out of the page area.
 * </p>
 */
@Test
public void testRotateLikeSagar() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false); 
        cs.transform(Matrix.getRotateInstance(Math.toRadians(45), 0, 0));
        cs.close();
        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-like-sagar.pdf"));
    }
}
 
Example 8
Project: testarea-pdfbox2   File: RotatePageContent.java   Source Code and License Vote up 6 votes
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content and then set the crop
 * box and media box to the bounding rectangle of the rotated page area.
 * </p>
 */
@Test
public void testRotateExpandBox() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false);
        Matrix matrix = Matrix.getRotateInstance(Math.toRadians(45), 0, 0);
        cs.transform(matrix);
        cs.close();

        PDRectangle cropBox = page.getCropBox();
        Rectangle rectangle = cropBox.transform(matrix).getBounds();
        PDRectangle newBox = new PDRectangle((float)rectangle.getX(), (float)rectangle.getY(), (float)rectangle.getWidth(), (float)rectangle.getHeight());
        page.setCropBox(newBox);
        page.setMediaBox(newBox);

        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-expand-box.pdf"));
    }
}
 
Example 9
Project: pdfbox-layout   File: CompatibilityHelper.java   Source Code and License Vote up 5 votes
public static void transform(final PDPageContentStream contentStream,
    float a, float b, float c, float d, float e, float f)
    throws IOException {
contentStream.transform(new Matrix(a, b, c, d, e, f));
   }
 
Example 10
Project: pdfbox-layout   File: CompatibilityHelper.java   Source Code and License Vote up 5 votes
public static void moveTextPosition(
    final PDPageContentStream contentStream, final float x,
    final float y) throws IOException {
contentStream.transform(new Matrix(1, 0, 0, 1, x, y));
   }